77f09ab9846518aaba26f3b708d2efa33a14cea5a53e38b1be94e3abeafdbc8b

Analysis

max time kernel
137s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-03-2024 12:24

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General

Target

clientbuild.7z
Size

22KB
MD5

cf7bbfde773e2d6e05c26c4135b84466
SHA1

d20c286a8f771d9f4781199d910e0ab9bc7b8986
SHA256

77f09ab9846518aaba26f3b708d2efa33a14cea5a53e38b1be94e3abeafdbc8b
SHA512

76cb4b2f99649ea902dead6567d0b062483d21f08d93167b06a5a3085630806f163b23a2e17e77dd5b3450d5028b8d34005e2abc86b5baf402c1c5b32ffd8e65
SSDEEP

384:2xtc6gtFPSyJ7ZGR/0xpLlnsyjJ/U1U2kU5J7Ssra50/JQLN5ofiwZlMKOgbXT8y:oMrPzt80HhsyjJ/UdkUnkDiFlMKMDO

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000_Classes\Local Settings	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	32	7zFM.exe
Token: 35	32	7zFM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
32	7zFM.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 980 wrote to memory of 32	980	cmd.exe	92
PID 980 wrote to memory of 32	980	cmd.exe	92

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\clientbuild.7z
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:980
- C:\Program Files\7-Zip\7zFM.exe
  "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\clientbuild.7z"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:32

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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